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Search results for proton hopping

Materials Science May 17, 2012

In hydrogenation and hydrogenolysis chemical reactions, water adds speed without heat

(Âé¶¹ÒùÔº) -- An international team of researchers has discovered how adding trace amounts of water can tremendously speed up chemical reactions—such as hydrogenation and hydrogenolysis—in which hydrogen is one ...

Materials Science Apr 22, 2012

Chemists explain the molecular workings of promising fuel cell electrolyte

Researchers from New York University and the Max Planck Institute in Stuttgart reveal how protons move in phosphoric acid in a Nature Chemistry study that sheds new light on the workings of a promising fuel cell electrolyte.

General Âé¶¹ÒùÔºics Sep 20, 2011

Proton-based transistor could let machines communicate with living things

Human devices, from light bulbs to iPods, send information using electrons. Human bodies and all other living things, on the other hand, send signals and perform work using ions or protons.

Quantum Âé¶¹ÒùÔºics Jun 21, 2011

Acrobatics for anyons: New test for elusive fundamental particle proposed

Anyons are hypothetical particles that have been postulated to represent a third class of fundamental particles alongside the known bosons and fermions. Âé¶¹ÒùÔºicists from Ludwig-Maximilians-Universitaet in Munich, Germany, ...

Materials Science Dec 13, 2010

Answering the catalyst conundrum

(Âé¶¹ÒùÔºOrg.com) -- Over years of meticulous research into the popular, prototypical catalyst titanium dioxide, a clear view of the atomic-level interactions has emerged, but many of the answers lead to more questions. Three ...

Biochemistry Nov 11, 2009

Vibrations key to efficiency of green fluorescent protein

University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel Prize in Âé¶¹ÒùÔºiology or ...

Apr 13, 2006

Laser wave steers electrons in chemical bonds

As is now reported in Science, a team of scientists from the Netherlands (FOM Institute for Atomic and Molecular Âé¶¹ÒùÔºics) and Germany (Max-Planck-Institute of Quantum Optics, Garching and the Universities of Bielefeld and ...

Oct 27, 2005

Odd list of body parts: which parts are most sensitive to solar flares?

Picture this: An astronaut, on the Moon, hunched down over a rock, hammer in hand, prospecting. Suddenly, over his shoulder, there's a flash of light on the sun.

Oct 5, 2005

Hydrogen ions caught in the act of wandering

Erik T.J. Nibbering of the Max Born Institute for Nonlinear Optics and Short Pulse Spectroscopy (MBI) and colleagues report for the first time experimental evidence of the motions of hydrogen ions (protons, H+) from acids ...

Aug 24, 2005

Chemical Could Revolutionize Polymer Fuel Cells

Heat has always been a problem for fuel cells. There’s usually either too much (ceramic fuel cells) for certain portable uses, such as automobiles or electronics, or too little (polymer fuel cells) to be efficient.

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